CODE EXAMPLE FOR SHELL

how to set minimum char for variable in powershell from user input

   Set-Location c:users      # Back to filesystem c: (directory users)
                              # 
   $env:userprofile           # Get value of environment variable `userprofile`
                              # -> C:Usersuser_name 
   $alias:ls                  # Get what alias 'ls' stands for
                              # -> Get-ChildItem